单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 4,Unit 4,1,Unit 4 Finding your way,Grammar,Unit 4 Finding your wayGramm,2,Presentation,There is,a,cage,in the picture.,a,cage,The,cage is beautiful.,PresentationThere is a cage in,3,a,snake,a,lion,a,tiger,a,giraffe,Lead-in,a snakea liona tigera giraffeL,4,an,egg,an,umbrella,an,orange,an,English book,an eggan umbrellaan orangean E,5,1.,第一次提到某人或某物时。,I have a book.,2.,泛指某一类的人或物。,A panda is very lovely.,不定冠词a/an 的用法,1.第一次提到某人或某物时。不定冠词a/an 的用法,6,判断一个单词用,a,还是用,an,，是根据其读音，而不是根据其首字母。,以元音音素开头的词前用“,an”,，以辅音音素开头的词前”,a“,。,如：,an hour,an apple,an elephant,a useful book,等。,判断一个单词用 a 还是用 an，是根据其读音，而不是根据其,7,Look!Here is,a,panda.,The,panda is eating bamboo.,Look!Here is a panda.The pand,8,Look!Here is,an,apple.,The,apple is red.,Look!Here is an apple.The app,9,1.,指上文提到过的人或物。如：,Lucy bought a new bike,the bike is,green.,2.,世界上独一无二的事物。如：,the sun the moon,3.,谈到彼此都知道的人或事物。如：,Open the door,please.,定冠词the的用法,1.指上文提到过的人或物。如：定冠词the的用法,10,4.,序数词和形容词最高级前。如：,She is always the first to get to school.,5.,乐器名词前用。如：,play the piano play the violin,6.,定冠词与形容词连用表示一类人，加 在姓氏复数前面表示一家人。如：,the rich,有钱人,the young,年青人,4.序数词和形容词最高级前。如：,11,7.,某些专用名词和习惯用语中用定冠,词。,the Great Wall,by the way,7.某些专用名词和习惯用语中用定冠,12,1.,名词前已经有指示代词（,this,that,these,those,）、形容词性物主代词（,my,his,our,）或名词所有格等限定词。,2.,表示语言、学科、三餐、球类运动、棋类运动的名词前。,不用冠词的情况,1.名词前已经有指示代词（this,that,thes,13,3.,表示星期、月份、季节、某些节日的名词前。,4.,表示人名、国名、称呼语或头衔等专有名词前。,5.,某些固定短语中。,by bike,by bus,at first,at work,on foot,go to school,go to bed,等。,3.表示星期、月份、季节、某些节日的名词前。,14,Millie:Lets go to the Panda House first.,Daniel:Here we are.I can see,(1),_ panda there.Its lying on the grass.,Millie:How cute!I love pandas.Look!,Theres(2)_ baby panda.Its so small.,Complete the dialogue,a,a,Millie:Lets go to the Panda,15,Daniel:Yes.(3)_ baby panda doesnt,look like its mother.,Millie:Now lets go to see some lions.,Daniel:Are(4)_ lions in(5)_ open area?,Millie:No,they arent.They are in(6),_ very big cage.,The,the,an,a,Daniel:Yes.(3)_ baby pa,16,Daniel:I see.,(Half an hour later),Daniel:Millie,heres(7)_ bridge.What,can you see across it?,Millie:Oh,(8)_ elephant is standing,over there.,Daniel:Lets go across(9)_ bridge,and see(10)_ elephant.,a,an,the,the,Daniel:I see.a,17,在必要的地方用,a,an,the,填空。,1.Where is Peter?He isnt at _ school.,2.There is _ orange in the fridge.,3._ pencil on the desk belongs to,Sandy.,4.I have _ new bike.I clean _ bike,every day.,an,The,a,the,Exercise,在必要的地方用 a,an,the 填空。1.Where,18,5.Dad often goes fishing in _ summer.,A:Can I help you?,B:Im looking for _ pair of shoes.,People in Nanjing now go to work by _ underground.,8.Who is good at playing _,football in your class?,9._ boy in a red coat is my cousin.,a,The,5.Dad often goes fishing in,19,10.I live on _ third floor.,11.There is _“h”,_“o”,_“u”in the word“hour”.,12.Simon likes to play _ piano but he doesnt like to play _ basketball.,13.Beijing is _ capital of China.,the,the,the,a,an,an,10.I live on _ third floor,20,inside,Prepositions of place,insidePrepositions of place,21,outside,outside,22,on,over/,above,in front of,behind,on the left of,on the right of,under/,below,Prepositions of the place,(,方位介词,),onover/abovein front ofbehindo,23,over,在,的正上方,under,在,的正下方,above,在,的上方,(,表面,不接触,),below,在,的下方,on,在,的上面,(,表面接触,),over,under,above,below,on,Do you know these words?Lets learn them together.,over 在的正上方 overunderabovebel,24,Can you fill in the blanks with these prepositions,.,1.There is a face _ the desk.,2.The moon is _ the desk.,3.The sun is _ the desk.,4.I can see a star _ the desk.,5.There is a tree _ the desk.,desk,over,above,under,below,on,Can you fill in the blanks wit,25,over,under above,below,inside,outside in front of,behind,on the left(of),on the right(of),next to=beside,in the middle of,in the centre of,in,on,at,opposite,near,betweenand.,in the front of,表示方位的介词,over under above,26,The flower are,in front of,the shop.,The trees are,behind,the shop.,The shopkeeper is,inside,the shop.,Look and say,The flower are in front of the,27,The boy is,outside,the shop.,The food is,above,the,drinks.,The drinks are,below,the food.,The sign is,over,the,bench.,The dog is,under,the,bench.,The boy is outside the shop.,28,Theres a beautiful lake in the park.Look!Two boys are rowing a boat(1)_ the lake.(2)_ the lake theres a football field.Some boys are playing football(3)_ it.,Beside,In the park,on,on,Theres a beautiful lake in th,29,(4)_ the football field,there are two trees.On the left,a bird is singing.(5)_ one tree.On the right,two boys are sitting(6)_ the other tree.(7)_ the two trees,three girls are chatting(8)_ the bench.,In front of,Between,in,under,on,(4)_ the football fie,30,1.The football is _ the door,so I cant see it.,2.Dont stand _ us,or we cant see the film clearly.,3.There is an electric fan _ the desk.,4.Look!Your rubber is _ the chair.,Pick it up.,5.The moon is now _ the trees.,behind,in front of,above,under,above,填入适当的介词使句子通顺。,1.The football is _ the,31,6.Eddie doesnt want to l